Invincible from the End of the Dream

The figure in the dream was alone among thousands of strange beasts. Does the self in the mirror really want to live a life of mediocrity? ... If you had the chance to become stronger, what would you choose? ... Even if it brings a bad reputation? ... Even if you are no longer you? ... Even if the ending is not happy? ... Then you might as well pull out the long sword, and from now on, you will be invincible in the world! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.